Showing Results for Joint Juice

7/31/2021

Juices for Kidney Stones?

Are cranberry juice or apple cider vinegar good sources of citrate to lower the risk of kidney stones? Find out in our updated answer to the question: Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?

5/12/2020

Low-Cal Orange Juice For Kidney Stones?

Increasing citrate intake may reduce the risk of kidney stones. Find out how effective low-cal orange juice is at increasing citrate in our answer to the question: Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?

12/18/2018

Comparing Beetroot Juices, Concentrates, and Powders

Nitrate is a key compound in beetroot juice products, yet most products don't list their nitrate content. A new study reveals how much nitrate is in popular beetroot juices, concentrates, and powders. Find out which contain the most or the least nitrate in our answer to the question: Can beetroot juice improve my workout performance?

4/26/2022

Cranberry Juice vs Cocktail

Although either may help prevent UTIs, learn the huge difference between cranberry juice and juice cocktail, and how you can avoid as much as 300 Calories a day with our Top Pick among cranberry juices.

7/18/2025

Nitrate in Lakewood Beetroot Juice

Lakewood claims that its Organic Beetroot Juice contains a much smaller amount of nitrates than had been reported by independent research group that we had cited. We have sought clarification on the discrepancy from both groups. For details see article about beetroot juice and supplements.

8/04/2023

How to Store Beetroot Juice

The beneficial effects of beetroot juice are attributed to its nitrate. If not properly stored, however, the nitrate can be completely lost. See how to keep nitrate levels high -- as demonstrated in a recent study -- in our article about beetroot juice.

12/19/2023

Cranberry for UTIs?

Cranberry juice and supplements may help prevent urinary tract infections, but can they treat an existing infection? See what a recent review of the evidence concluded in our Cranberry Juice and Supplements Review. Also see our Top Pick cranberry juice and pills.

3/19/2024

Beetroot Juice Better for Some Than Others?

Beetroot juice may improve exercise capacity for some people, but the benefit appears to be different between women and men, as seen in a recent study. Find out more in our article about beetroot juice and supplements.

3/06/2025

Tart Cherry Juice & Ulcerative Colitis

Does drinking tart cherry juice help with ulcerative colitis? Find out what a recent study showed in our article: What are the health benefits of tart cherry juice?

1/30/2025

Beetroot Juice for Strength?

Does taking beetroot juice before exercise improve strength? Find out what a recent study showed in our article: Can beetroot juice or supplements lower blood pressure or improve exercise performance, and are they safe?

7/24/2021

Cranberry for H. pylori Infection?

Can cranberry juice help treat H. pylori infection – a cause of stomach inflammation and ulcers? See what a new study found in the What It Does section of our Cranberry Juices and Supplements Review. Also see our Top Picks among cranberry juices and supplements.

12/17/2021

Lemon Juice and Kidney Stones

Drinking lemon juice daily may help prevent kidney stones but there is a downside, according to a recent, two-year study. Get the details in our updated answer about Juices That May Reduce Kidney Stone Risk.

5/22/2019

Does Tart Cherry Juice Help?

A recent clinical trial investigated the effects of Montmorency tart cherry juice on blood sugar control, markers of inflammation, and the gut. Find out if it helped. See our updated answer to the question: What are the benefits of tart cherry juice?

2/01/2020

Pomegranate for Memory?

Pomegranate juice and supplements have been promoted for improving cardiovascular health, controlling blood sugar, and inhibiting prostate cancer. Most recently pomegranate juice was tested in a year-long study for its effects on memory. Find out if it helped, and see if it works for other touted uses, in the What It Does section of the Pomegranate Juice and Supplements Review Article.

8/23/2022

Tart Cherry Juice for Sleep?

Can tart cherry juice or supplements improve sleep? Find out what a recent study showed in our updated article about the health benefits of tart cherry juice.

4/19/2022

Pickle Juice Works for Muscle Cramps

A recent study found that pickle juice reduced the severity of cramps (e.g., in the calves and feet). Get the details, including the dosage, timing, and type of pickle juice used in our article about Supplements for Muscle Cramps.

Also find out if a product called HOTSHOT might be beneficial for muscle cramps.

2/22/2023

How Much Nitrate in Beetroot Juice?

There are major differences in the amounts of nitrate (a key compound) in beetroot juice products. Learn more in our CL Answer about beetroot juice.

7/24/2021

Collagen for Joint Pain?

Can collagen supplementation reduce joint pain or stiffness in the knee, hip or wrist? See what a new study found in the Joint Pain section of our Collagen Supplements Review. Also see our Top Picks among collagen supplements for joints and for skin.

5/30/2025

Kirkland Joint Health Supplement Tested

Due to its popularity among CL members, we recently tested Kirkland Triple Action Joint Supplement, which contains a "proprietary" UC-II cartilage blend. See what we found in our Collagen Supplements Review, which includes our Top Pick for collagen for joints and for skin.

Also see our recent Joint Health Supplements Review, covering glucosamine, chondroitin, MSM, and Boswellia.

11/11/2024

Joint Chew for Dogs?

Did a popular chew with Boswellia and collagen improve mobility or reduce joint pain among dogs with osteoarthritis? See what a recent study found in our Review of Joint Health Supplements for Pets, which includes our Top Picks among products. (Also see our Top Picks among joint health supplements for people.)

Learn more about ConsumerLab’s tests of supplements for pets.

6/30/2023

Vital 3 for Joint Pain?

Does Vital 3 Joint Solution reduce joint pain? Find out in our updated article about Vital 3 Joint Solution.

8/12/2025

Beets & Oxalates

Can consuming beets or beetroot juice cause oxalate kidney stones or oxalate arthritis pain? See what research suggests in the Concerns and Cautions section of our article about beetroot juice and supplements.

12/22/2025

Beetroot & Cancer Risk: Should You Worry About Nitrates?

Beetroot contains the same type of nitrate found in deli meats — so does that mean it carries the same cancer risk? Find out in our Beetroot Juices & Supplements Review, which includes our Top Picks among beetroot juices, powders, and chews.

5/21/2026

Better Exercise with Beetroot?

Does taking beetroot juice before exercise improve strength or speed? It may for some, but not for others. Get the details in our Beetroot Review + see our Top Picks among beetroot juices, powders, and chews.

1/27/2025

Cranberry Capsules for UTI

Did taking cranberry capsules reduce urinary tract infections (UTIs) among women with recurrent UTIs? Find out in the Urinary tract infections section of our Cranberry Juices and Supplements Review, which includes our Top Picks among cranberry supplements and juices.

11/11/2024

Cranberry for Preventing UTIs

Were cranberry juice and supplements as effective as an antibiotic at preventing urinary tract infections (UTIs) in children in a recent analysis? Get the details in our Cranberry Review, which also reviews the evidence for women and UTIs and includes our Top Picks among cranberry juices and pills.

2/13/2025

Juice Plus for Cognition?

Did taking Juice Plus+ improve cognitive function in a recent study? Find out in the What It Does section of our Fruits, Veggies, and Other Greens Supplements Review, which includes our Top Picks among products.

Also see: Do any supplements, foods or lifestyle modifications help with brain function, like memory and cognition?

7/12/2024

Beetroot & Thyroid Function

Does drinking beetroot juice reduce thyroid function? Find out what a study showed in the Concerns and Cautions section of our article about beetroot juice and supplements.

1/30/2024

Cranberry for Recurrent UTIs?

Did taking cranberry extract for one year reduce recurrent urinary tract infections (UTIs)? See what a recent study found in our Cranberry Juices and Supplements Review. Also see our Top Picks among cranberry juices and pills.

4/07/2022

Pickle Juice for Muscle Cramps?

Can drinking pickle juice help relieve muscle cramps and are there safety concerns? Find out in our updated article about Supplements for Muscle Cramps.

2/08/2022

Tart Cherry for Memory?

Can tart cherry juice improve memory and attention, or reduce fatigue, in middle-aged men and women? See what a new study found, as well as other potential uses in our updated article about the Health Benefits of Tart Cherry Juice.

7/27/2021

Cranberry for Men?

Can cranberry extract reduce urinary frequency, urgency, and infections in men with benign prostatic hyperplasia (BPH)? Find out in the What It Does section of our Cranberry Juices and Supplements Review. Also see our Top Picks among cranberry juices and supplements.

8/29/2021

Cranberry Interaction

Cranberry juice and supplements may increase the risk of bleeding in people taking the blood-thinner warfarin in some situations. Get the details about this and other drug interactions with cranberry in the Concerns and Cautions section of our Cranberry Juices and Supplements Review.

8/21/2020

Beetroot for High Blood Pressure?

Beetroot juice can lower blood pressure – but by how much? Learn what a recent study showed in our updated answer to the question: Can beetroot juice or supplements help lower my blood pressure?

6/15/2019

Tart Cherry for Soreness After Exercise?

Can tart cherry juice improve muscle recovery and reduce soreness after exercise? See what a new study found in our update to the question: What are the benefits of tart cherry juice?

7/13/2019

Does Tart Cherry Improve Memory?

Can tart cherry juice improve memory and cognitive function? See the results of a recent study in our full answer to the question: What are the benefits of tart cherry juice?

7/31/2019

Beetroot Juice for Raynaud's?

Does drinking beetroot juice daily reduce symptoms of Raynaud's phenomenon? Learn what a recent study found in our answer to the question: Which supplements help with Raynaud's phenomenon?

3/08/2014

Glucosamine & Chondroitin Help Maintain Knee Joint

A 2-year study in people with osteoarthritis of the knee found that those who took a combination of glucosamine and chondroitin had only half the amount of narrowing of the knee joint space as those who took placebo. This beneficial finding differs from that of another large study published several years ago which did not find a benefit on joint space. The new study used a different form of glucosamine than the previous study. Get the details, as well as our tests of supplements with these ingredients, in the updated Joint Health Supplements Review (Glucosamine, Chondroitin, MSM and Boswellia) >>   

3/15/2017

Anti-Inflammatory Effect of Juice Plus+?

Chronic systemic inflammation is a risk factor for cardiovascular disease, diabetes, and cancer. A recent clinical trial assessed the product Juice Plus+ for its ability to reduce this inflammation in obese men and women. The abstract of the published study indicates that it works, but the results tell a different story. For details, see the "What It Does" section of the Greens and Whole Foods Powders, Pills, and Drinks Review (which includes our tests of products) >>

12/07/2019

Eggshell Membrane for Joints?

Eggshell membrane hydrolysates, which naturally contain collagen, have been used in clinical studies to treat joint pain. Find out if they work in the Joint section of the Collagen Supplements Review. Also see our Top Picks for collagen.

7/23/2017

Does MSM Help Joints and Muscles?

MSM (methylsulfonylmethane) is commonly in supplements for joint and muscle pain, although the evidence behind it has been limited. Its effectiveness in reducing pain, muscle damage, and oxidative stress was recently evaluated in people running a half-marathon. See the results in the "What It Does" section of the Joint Health Supplements Review (Glucosamine, Chondroitin, MSM, and Boswellia), which includes our Top Picks among products.

8/14/2020

Eggshell Membrane + Fish Oil for Joint Pain?

Both eggshell membrane and fish oil have been shown to bring modest reduction in joint pain, but does taking these ingredients together have greater benefit? Find out what a new study showed in the What It Does section of the Collagen Supplements Review. Also see our Top Pick among collagen supplements for joints and for skin.

3/29/2022

Collagen for Joint Discomfort?

Can supplementing with low-dose collagen reduce joint pain in healthy older adults? Find out what a recent study showed in the Joint Pain section of our Collagen Supplements Review. Also see our Top Picks for collagen.

1/23/2024

Hyaluronic Acid for Joint Pain?

Did taking hyaluronic acid reduce pain and improve function in people with knee pain in a recent study? Find out in the Hyaluronic acid section of our Joint Health Supplements Review. Also see our Top Picks among supplements for joints.

6/04/2024

Caution With White Willow in Joint Supplements

A CL member asked about potential side effects of taking white willow. Be aware that white willow extract is added to some joint health supplements and can have side effects. For details, see the Concerns and Cautions section of our Joint Health Supplements Review, which includes our Top Picks among products.

9/16/2024

Eggshell Membrane for Osteoarthritis?

Did taking an eggshell membrane supplement (a source of collagen) improve symptoms and joint space in people with knee osteoarthritis? Find out what a recent study showed in the Joint Pain and Function section of our Collagen Supplements Review, which includes our Top Pick collagen for joints and tendons as well as our Top Pick collagen for skin.

12/23/2024

Boswellia for Knee Osteoarthritis?

Did taking Boswellia extract (Aflapin/AprèsFlex — as found in Life Extension ArthroMax tested by ConsumerLab) reduce pain and improve function, joint space, and cartilage thickness in people with knee osteoarthritis? Find out what a recent study showed in the Boswellia section of our Joint Health Supplements Review, which includes our Top Pick for Boswellia and other joint health supplements.

Also see: Which supplements help with arthritis?

10/20/2025

Cucumber Extract for Joints

Can Q-actin (cucumber extract) ease joint pain in just 8 weeks? Find out and read about supplements for arthritis and joint pain.

5/04/2021

PEA for Joint Pain?

Can PEA (palmitoylethanolamide) reduce joint pain? Find out what a recent study found in our answer to the question: Which supplements can help with arthritis?

1/09/2018

Curcumin for Knee Osteoarthritis

A type of curcumin that has been Approved for Quality by ConsumerLab.com was found to be modestly effective in treating symptoms of knee osteoarthritis in a recently published study. For details see the Osteoarthritis section of the Turmeric & Curcumin Supplements Review.  

The same study found that combining curcumin with boswellia may be advantageous. Learn more about this and other popular supplements for joint health in the Joint Supplements Review >>

3/09/2019

Boswellia for Osteoarthritis

Boswellia extract may reduce the pain and stiffness of knee osteoarthritis. See results of a recent study in the What It Does section of the Joint Health Supplements Review. Also see our Top Picks for Boswellia and other joint health supplements.

5/15/2019

Glucosamine and Heart Disease

Does taking glucosamine affect your risk of developing cardiovascular disease? See what a large study recently found in the What It Does section of the Joint Health Supplements Review (Glucosamine, Chondroitin, MSM and Boswellia). Also see our Top Picks among joint health supplements.

6/13/2014

Contaminated Chondroitin

A chondroitin ingredient on the market has been found to be contaminated with an inexpensive industrial compound. Get the details, along with our tests and comparisons of glucosamine and chondroitin supplements for joint health, in the update to the Review of Glucosamine, Chondroitin, MSM and Boswellia Supplements for Joint Health>> 

6/02/2013

Glucosamine May Increase Eye Pressure

New research suggests that people with glaucoma or intraocular hypertension could have worsening eye pressure if they take a glucosamine supplement. Get the details (along with our tests of glucosamine and other joint health supplements) in the updated Glucosamine/Joint Health Supplements Review >>

2/01/2020

Collagen for Knees?

Collagen supplements have been tested in many studies to reduce pain and/or improve function in osteoarthritic knees. A recent study focused on collagen peptides. Find out if they worked (and see the results for other collagen products) in the Joint Pain section of the Collagen Supplements Review. Also see our Top Picks for collagen supplements for joint pain and for wrinkles.

3/03/2020

Do Glucosamine & Chondroitin Work?

After reviewing the clinical literature regarding glucosamine and chondroitin for osteoarthritis, an expert group drew conclusions regarding their efficacy. Find out what they concluded in the What It Does section of the Joint Health Supplements Review. Also see our Top Picks for glucosamine, chondroitin and other joint health supplements.

8/30/2019

Glucosamine for Hand Osteoarthritis?

A new study suggests that glucosamine may help people with hand osteoarthritis. Get the details in the What It Does section of the Joint Health Supplements Review. Also see our Top Picks for joint health supplements.

3/01/2022

Glucosamine and Depression

Can taking glucosamine improve, or cause, depression? Find out in the Glucosamine and Chondroitin section of our Joint Health Supplements Review. Also see our Top Picks among joint health supplements.

Also see our answer to the question: What are the best supplements for depression and anxiety?

5/28/2025

Zyflamend for Joint Health

We recently tested Zyflamend, a supplement promoted for pain relief and joint support. We checked levels of heavy metals, such as lead, and potentially beneficial curcumin compounds expected from its two turmeric extracts. See what we found in our Turmeric Supplements Review and learn more about the evidence behind Zyflamend in our article about supplements for arthritis.

7/25/2025

Ginger for Joint Pain?

Does taking ginger extract reduce joint pain or stiffness? See what a recent study found in the Osteoarthritis section of our Ginger Supplements Review, which includes our Top Pick for ginger supplements, chews and spices.

9/05/2025

Collagen for Knee Osteoarthritis?

Did taking a supplement containing two different forms of collagen improve pain, stiffness or swelling among people with knee osteoarthritis? Find out what a recent study showed in the Joint pain and function section of our Collagen Supplements Review, which includes our Top Picks for joint pain and for skin (wrinkles).

4/16/2026

PEA for Pet Joint Pain?

Does PEA (palmitoylethanolamide) help dogs or cats with joint pain? Find out what the research shows and our top choices for PEA.

10/17/2023

Citrus Pectin for Knee Pain?

Can modified citrus pectin (MPC) reduce inflammation or pain in people with knee osteoarthritis? Find out what a clinical study showed in our article about supplements for arthritis.

Also see the evidence for other ingredients promoted for osteoarthritis and our Top Pick supplements for joints in our Joint Health Supplements Review.

8/25/2023

Zyflamend for Joint Pain?

Can taking Zyflamend, a supplement with 10 herbal extracts, help improve symptoms of arthritis or other types of joint pain? Find out what research suggests in our article about supplements for arthritis.

6/23/2023

Arthrozene for Joint Pain?

Does Arthrozene help relieve joint pain and is it safe? Find out in our new article about Arthrozene.

7/12/2024

Glucosamine & Cancer Risk?

Is the use of glucosamine associated with the risk of developing cancer? See what a recent study found in the What It Does section of our Joint Health Supplements Review. Also see our Top Picks for glucosamine and other joint health supplements.

10/24/2024

Glucosamine Name Change

Following a legal settlement, a product tested in our Joint Health Supplements Review now identifies its glucosamine ingredient differently. For details, see the Update in the Review, which includes our Top Picks among joint health supplements.

8/15/2024

OmegaXL for Joint & Muscle Pain?

See the clinical evidence for and against OmegaXL for reducing joint and muscle pain, plus safety and side effects, in our article about OmegaXL.

9/16/2024

Boswellia for Knees?

Did taking Boswellia extract, which is often promoted to reduce inflammation, reduce knee pain or improve function in people with knee osteoarthritis in a recent study? Find out in the What It Does section of our Joint Health Supplements Review, which includes our Top Pick among supplements for joints.

Also see our articles about supplements for arthritis and topical pain products with menthol.

6/03/2025

Elderberry & Thyroid

Consuming elderberry juice daily may affect thyroid hormones, according to a recent study. Get the details in our Elderberry Supplements Review..

7/18/2024

Red Light Devices – More Answers

We've added more information to our recent article about red near infrared light devices about based on questions received:
 

• Vitiligo: Does red light help with vitiligo?
• Eye conditions: Is red light effective and safe for treating eye conditions , such as macular degeneration?
• Joint Pain: Is Move+ Pro by Kineon cleared by the FDA for reducing joint pain?
• Cleared by FDA? What is the difference between a device that has been "cleared" by the FDA as opposed to "approved" by the FDA?
• Product status: What is the FDA status of Omnilux Contour Face Mask, TenDlite, PainAway, and FibroLux?
• Devices vs. Sunshine? Since sunshine includes the wavelengths from red and near infrared light devices, why not just get sun exposure?

8/25/2023

Tart Cherry for Sore Muscles?

Did tart cherry extract reduce muscle soreness after exercise in a recent study? Find out, plus, see the evidence for tart cherry juice and supplements for improving sleep and memory, and other uses, in our article about the health benefits of tart cherry.

9/26/2023

Vinegar or Lemon as Rinse Aids?

We recently reported a potential gastrointestinal concern with dishwasher rinse aids. Some readers suggested using vinegar or lemon juice instead, but are these good alternatives? Find out in our updated article about Crohn’s disease.

8/04/2023

Fruits & Veggies in a Capsule?

We said it was too good to be true, and now the distributor of a fruits & veggies supplement will pay over $1 million to settle a false advertising lawsuit. Get the details and our reviews of products sold by Balance of Nature, Juice Plus, Dr. Berg’s, and Nutrilite.

Also see our Top Picks among other greens supplements, including mixed greens powders, chlorella, and spirulina products.

8/22/2023

Sodium Benzoate and Benzene

Vitamin C can promote the conversion of sodium benzoate, a preservative, to benzene, a toxic chemical. Should you be worried about consuming products such as lemon juice (a source of vitamin C) preserved with sodium benzoate? Find out in the Preservatives section of our article about Inactive Ingredients.

7/11/2023

Who Benefits Most from Cranberry for UTIs?

A review of 50 clinical studies with cranberry for UTIs suggests who might benefit most. Find out in the Urinary Tract Infections section of our Cranberry Supplements Review.

Also see our Top Picks among cranberry juices and pills.

6/28/2024

Beetroot for Blood Pressure?

Did taking beetroot extract decrease blood pressure among healthy older men and women? See what a recent study found in our article about beetroot juice and supplements.

Also see how the nitrate content in popular beetroot products compare, and learn about potential side effects and interactions with beetroot.

7/09/2024

Beetroot Safety?

Are there risks from large amounts of nitrates in some beetroot products? Find out in our article about the potential health benefits and safety of beetroot juice and supplements.

2/02/2024

Lower Blood Sugar with Aloe?

Does drinking aloe juice right after a high-fat meal reduce spikes in blood sugar and blood fat levels? Find out what a recent study showed in the What It Does section of our Aloe Vera Supplements Review, which includes our Top Picks for aloe.

9/19/2024

Cranberry for Skin?

Did drinking a cranberry beverage improve women’s skin? Learn what a recent study showed in the What It Does section of our Cranberry Supplements Review, which includes our Top Picks among cranberry juices and supplements.

Also find out if cranberry helps treat or prevent urinary tract infections.

11/07/2024

Citrus for Cognition?

Do higher intakes of citrus fruits, juices or supplements improve cognition among older adults? Find out what research suggests in our article: Do any supplements, foods or lifestyle modifications help with brain function, like memory and cognition?

11/20/2025

Does Tart Cherry Help With Gout?

Taking tart cherry extract has been touted for lowering levels of uric acid (high levels of which can contribute to gout), but is tart cherry recommended for people with gout? Find out in our article about tart cherry juice and supplements. Also see our tips for choosing a tart cherry supplement.

12/18/2025

Lower Blood Pressure With Beetroot?

Does beetroot extract lower blood pressure as much as reducing sodium intake? Find out in our Beetroot Juices & Supplements Review, which includes our recent Top Picks.

7/22/2024

Possible Risk With Beetroot

Beetroot supplementation may have caused adverse reactions in two men performing underwater diving. Get the details and learn about other potential safety concerns in our article about beetroot juice and supplements.

6/26/2025

Too Much Nitrate from Beetroot

The amount of nitrate in beetroot products may cause a rare blood disorder that reduces oxygen delivery in the body. Learn about risk levels and who is most likely to be affected, in the Concerns and Cautions section of our article about beetroot juice and supplements.

7/11/2025

Nitrate from Foods

Although very rare, excessive nitrate intake from foods like beetroot can cause a condition in some people that reduces hemoglobin's ability to carry oxygen, so some experts recommend limiting dietary intake of nitrate to about 300 mg per day. Learn which foods are high in nitrates in our article about beetroot juice and supplements.

6/24/2025

Beetroot for Women?

Did taking beetroot extract increase knee muscle strength in older women in a recent study? Find out in our article about beetroot juice and supplements, which includes a comparison of popular beetroot supplements.

9/23/2025

Beetroot for Blood Vessels?

Did taking beetroot extract improve blood pressure or blood vessel function in postmenopausal women? Find out what a recent study showed in our article about beetroot juice and supplements. Also see a list of amounts of nitrate in popular beetroot products.

9/03/2025

Beetroot and Migraine

Can beetroot juice or supplements trigger migraine? Find out in our article about beetroot. Also see a list of amounts of nitrate in popular beetroot products, which is often not listed on labels.

7/31/2025

Nitrate in Beetroot Products

The potency of beetroot products is linked to their nitrate content. See how much nitrate was found in 24 different beetroot juices, concentrates, and powders in our updated article about beetroot for blood pressure and exercise.

2/26/2026

Do Nitrate-Rich Vegetables Increase Cancer Risk?

Foods like beets and leafy greens are rich in nitrates – but do they raise cancer risk? Find out what research actually suggests in our Beetroot Juices, Powders & Supplements Review, which includes our Top Picks for beetroot products.

1/07/2020

Tart Cherry for Gout?

A clinical trial checked whether or not tart cherry would reduce the number of flare-ups in people with gout. Find out if it helped in our answer to the question: What are the health benefits of tart cherry juice?

11/12/2019

A Chew for UTIs?

A study investigated whether a cranberry chew could inhibit infection-causing bacteria from binding to cells (which is necessary for urinary tract infections to occur) by testing participants' urine. Find out if it worked in our answer to the following question: Can cranberry juice or cranberry supplements prevent urinary tract infections (UTIs)?

6/01/2021

Citrus And Skin Cancer Risk?

Does consuming citrus fruits and juices increase your risk of skin cancer? See what a recent study found in our update to our answer about supplements, foods, and sun damage.

10/02/2021

Artichoke for Lowering Cholesterol?

Can artichoke extract or juice lower elevated cholesterol? Find out what research suggests in our answer to the question: Which supplements or foods can help lower cholesterol and keep my heart healthy? Are there any to avoid?

10/09/2021

Tart Cherry and Blood Sugar

Does tart cherry concentrate or capsules help with blood sugar or insulin control? See what a recent study showed in our answer to the question: What are the health benefits of tart cherry juice?

Also see our answer to the question: Which supplements and foods can help lower or control my blood sugar?

5/24/2022

Cranberry for Memory?

Can supplementing with cranberry powder boost memory and cognition in older men and women? See what a recent study found in the Concerns and Cautions section of our Cranberry Juices and Supplements Review.

6/01/2022

Help for Hair Growth?

Is there evidence that applying onion juice, castor oil, rice water, or aloe vera to the scalp aids in hair growth? We’ve added information about these approaches to our article about Supplements for Hair.

3/03/2023

Beetroot and Multiple Sclerosis?

A CL member asked if beetroot can increase the risk or progression of multiple sclerosis. Find out in our updated CL Answer about beetroot juice and supplements.

Also see: Supplements for multiple sclerosis (MS): Do any supplements reduce symptoms or relapse?

3/08/2016

Knee Arthritis & Vitamin D

People with knee osteoarthritis (worn joints) and generally low vitamin D levels given vitamin D for 2 years showed greater improvement in some, but not all, symptoms compared to those given a placebo. Get the details (as well as our product test results) in the Vitamin D Supplements Review >>

4/26/2016

Knee Supplements Studied

A recent clinical trial evaluated glucosamine with chondroitin versus placebo for reducing pain and improving function in people with osteoarthritis of the knee. See the details, along with results of our tests of popular supplements, see our Review of Glucosamine, Chondroitin, MSM and Boswellia Supplements for Joint Health >>

9/25/2011

Chondroitin Improves Hand Arthritis

Do you or someone you know have osteoarthritis of the hand? A new study found that highly purified chondroitin can reduce pain and stiffness and increase function. You need to give it some time, though. Get the details in the update in the Joint Health Supplements Review. More >>

6/07/2017

Chondroitin Matches Celebrex for Knee Pain

A type of chondroitin was found to reduce the pain of knee osteoarthritis as much as the drug Celebrex, although not as quickly. Due to potential side-effects with Celebrex, the researchers suggested that this form of chondroitin be considered a first-line therapy for knee osteoarthritis. For details, including dosage, see the "What It Does" section of the Joint Supplements Review (Glucosamine, Chondroitin, MSM, and Boswellia), which includes CL's tests and comparisons of products.

5/28/2019

Glucosamine & Eye Pressure

Glucosamine may increase eye pressure in people with glaucoma or intraocular hypertension. But does it have this effect in people who don't have these conditions? See what a new study found in the Concerns and Cautions section of the Joint Health Supplements Review. Also see our Top Picks for glucosamine and chondroitin.

8/11/2018

CBD for Dogs

Can CBD help dogs with osteoarthritis (worn joints)? Learn what a recent study found (as well as the dose used and a potential side effect) in the CBD for Pets section of the CBD & Hemp Supplements Review. (Also see our Top Picks for CBD for pets – as well as for people).

7/28/2020

Fish Oil for Arthritis?

Fish oil has shown modest benefits in rheumatoid arthritis, but can it help with osteoarthritis -- inflammation due to worn joints? Find out what a recently published study showed in the What It Does section of the Fish Oil Supplements Review. Also see our Top Picks for fish oil.

9/07/2019

Vegetarian Chondroitin for Knee Pain?

Can "vegetarian" chondroitin reduce knee pain and improve mobility? See what a recent study found in the What It Does section of the Joint Health Supplements Review. Also see our Top Picks for glucosamine and chondroitin supplements.

12/07/2019

Glucosamine & Chondroitin – How They May Work

A recent study suggests that one way glucosamine and chondroitin may work is through the gut. For details, see the What It Does section of the Joint Health Supplements Review (Glucosamine, Chondroitin, MSM and Boswellia). Also see our Top Picks among products.

12/15/2018

Pycnogenol for Prostate?

Pycnogenol, a branded form of pine bark extract, is promoted for a variety of uses, including improvement of circulation, cognition, joint pain and vision. It was recently given to men with benign prostatic hyperplasia (BPH) to see if it would improve urinary symptoms. Find out if it worked, and learn if it helps with other conditions, in our updated answer to the question: What is Pycnogenol and does it work? >>

6/27/2020

Fish Collagen Allergy

Be aware that some people may be allergic to fish collagen even if they don't respond to common fish allergy tests, according to a recent study. Get the details in the Concerns and Cautions section of the Collagen Supplements Review. Also see our Top Picks for collagen supplements for skin and for joints.

2/08/2020

Glucosamine and Blood Sugar

Glucosamine (used to treat osteoarthritis) is a type of sugar, so does its daily use affect blood sugar levels and one's risk of developing diabetes? Find out in the Concerns and Cautions section of the Joint Health Review. Also see our Top Picks for Glucosamine, Chondroitin, MSM, and Boswellia supplements.

5/05/2020

CBD for Osteoarthritis Pain

A recent study, conducted in dogs, showed promise for CBD in reducing pain and inflammation due to osteoarthritis (pain due to worn joints). See the details in the What It Does section of the CBD and Hemp Extracts Review. Also see our Top Picks for CBD for people and for pets.

5/15/2018

Fish Oil for Joints

See what happened when high-dose fish oil was given for a year to older men and women in the Arthritis and Other Inflammatory Diseases section of the Fish Oil Supplements Review. Also see our Top Picks among fish oils and other omega-3 supplements.

7/16/2019

Has UC-II Collagen Changed?

UC-II is an undenatured collagen that may reduce knee pain. However, one of the more recent studies reported that it contained much less collagen than reported in earlier studies. Has UC-II changed? Find out in our updated answer to the question: What is UC-II and does it help joints?

10/11/2019

Eggshell Membrane for Bad Knees?

Eggshell membrane, which naturally contains collagen, was tested as a supplement to improve knee pain, stiffness, and function. Find out if it worked in the Joint Pain section of the Collagen Supplements Review. Also see our Top Picks for collagen.

10/19/2021

Alpha Lipoic Acid for Pain?

Can taking alpha-lipoic acid decrease nerve, muscle or joint pain? See what a new study found in the What It Does section of our Alpha Lipoic Acid Review. Also see our Top Picks for alpha-lipoic acid.

9/19/2021

For Knee Pain, Try This.

A six-month exercise program was shown to reduce knee pain in 72% of people with osteoarthritis. It’s a completely free program that anyone can do from home. Get the details in the ConsumerTips section of our Joint Supplements Review (although no supplements are involved in the program).

6/28/2021

Hyaluronic Acid for Wrinkles?

Does supplementing with hyaluronic acid reduce wrinkles or improve skin elasticity in middle-aged men and women? See what a new study found in the Aging Skin and Wrinkles section of our Collagen Supplements Review. Also see our Top Picks for collagen supplements for skin and for joints.

4/20/2021

Probiotic for Rheumatoid Arthritis?

Can taking a probiotic reduce joint swelling in rheumatoid arthritis? See what a new study found in the What It Does section of our Probiotic Supplements Review.

9/30/2022

Does MSM Help Hair and Nails?

Find out if research supports MSM (methylsulfonylmethane) for improving nails or hair in the MSM section of our Joint Health Supplements Review.

Also see our article about biotin and other supplements for hair and nails.

3/14/2023

Collagen "Boosters"?

A CL Member asked if taking Essential Skin Food -- or other non-collagen products marketed for collagen production -- reduces wrinkles. Find out in the ConsumerTips section of our Collagen Supplements Review.

Also see our Top Pick collagen supplements for skin health and for joint pain.

12/20/2022

Collagen for Wrinkles?

How much did collagen supplementation reduce the severity of "crow’s feet" wrinkles around the eyes in a recent study? Find out in the Aging skin and wrinkles section of our Collagen Supplements Review. Also see our Top Picks among collagen supplements for skin and for joints.

9/13/2022

Glucosamine & Heart Disease

Is taking glucosamine for arthritis linked to the risk of cardiovascular disease? Find out in the What It Does section of our Review of Joint Health Supplements.

6/07/2022

Eggshell Membrane for Osteoarthritis?

Eggshell membrane – a source of collagen – may reduce pain in people with osteoarthritis if taken at a certain dose, according to a recent study. Get the details in the Joint Pain section of our Collagen Supplements Review.

6/10/2022

Top Pick for Boswellia (Anti-Inflammatory)

We just tested two Boswellia extract supplements (containing the anti-inflammatory compound AKBA). One failed testing but the other passed and is now our Top Pick for Boswellia. The results are in our Joint Health Supplements Review, which include our tests of supplements with glucosamine, chondroitin, MSM and other ingredients.

7/01/2022

Potassium for Arthritis?

Can increasing potassium intake reduce joint pain in people with rheumatoid arthritis? See what a recent study found in the Rheumatoid Arthritis section of our Potassium Supplements Review.

Also see our CL Answer about Supplements for Arthritis.

7/12/2022

Hyaluronic Acid Injections for Knee Pain?

Do hyaluronic acid injections reduce pain or improve function in people with knee osteoarthritis? Find out what a recent analysis showed in the Hyaluronic acid section of our Joint Health Supplements Review.

3/31/2022

Doctor's Best Settlement & Refund

Doctor's Best is providing a partial refund to customers of its glucosamine supplements as part of a legal settlement. For details, see the Update to our Joint Supplements Review.

2/23/2022

Boswellia for Knee Pain?

Can Boswellia extract reduce knee pain and stiffness in people with knee osteoarthritis? See what a recent study found in the What It Does section of our Joint Health Supplements Review. Also see our Top Picks among products containing Boswellia, glucosamine, chondroitin, and/or MSM.

See our answer to the question: Which supplements can help with arthritis?

11/03/2023

Collagen For Bone Health?

Is there evidence that collagen peptides (as in Fortibone) strengthen bones? Find out in the bone health section of our Collagen Supplements Review. Also see our Top Picks for collagen for skin and joint health.

Also see: Do any supplements or diets help prevent or treat osteoporosis?

7/11/2023

Arthritis Supplement May Have Caused Cushing Syndrome

We’ve added more information about the risks of a supplement for joint pain sold by Walmart. Get the details.

8/01/2023

Mad Cow Disease from Collagen or Gelatin?

Can collagen or gelatin (including gelatin capsules) be contaminated with the infectious agent that causes "mad cow disease"? Find out. Also see our tests of collagen supplements and our Top Picks for skin & wrinkles and Top Picks for joints & tendons.

6/27/2023

Does Omega XL Work?

We’ve updated our article about this supplement widely promoted for joint health and muscle recovery. See our updated information about Omega XL.

9/27/2024

Liver Injury from Provitalize?

A case of liver injury was recently reported in a woman taking Provitalize, a supplement promoted to reduce joint pain and weight gain. Get the details, and learn more about this supplement, in our article about Provitalize.

4/26/2024

Medication Found in Umary Supplement

A potent medication was found in Umary Hyaluronic Acid, with serious side effects reported. Get the details. Also see our Top Picks among supplements for joint health.

5/07/2024

Turmeric for Arthritis?

Does supplementing with turmeric extract (curcumin) help reduce joint pain in people with rheumatoid arthritis? Find out what a recent study showed in the Arthritis section of our Turmeric and Curcumin Supplements and Spices Review, which includes our Top Picks for turmeric and curcumin.

Also see: Which supplements help with arthritis?

5/05/2025

Collagen for Eye Wrinkles?

Did taking a popular type of collagen reduce eye wrinkles in a recent study? Find out in our Collagen Supplements Review, which includes our Top Pick collagen supplements for skin and for joints.

3/03/2025

Protein & Pilates

Did taking whey protein improve body composition, core endurance, or joint flexibility among women participating in Pilates exercise? Find out what a recent study showed in the What It Does section of our Protein Powders, Shakes, and Meal Replacements Review, which includes our Top Picks for protein powders.

3/17/2025

Collagen: Liquid vs. Powder

Is liquid collagen better than collagen powder? Find out in the ConsumerTips section of our Collagen Supplements Review, which includes our Top Picks for skin and joints and tendons.

3/24/2025

Collagen for Strength?

Did supplementing with hydrolyzed collagen along with resistance training improve leg strength in middle-aged men? Find out what a recent study showed in the Building muscle and muscle strength section of our Collagen Supplements Review.

Also see our Top Picks for collagen for joints and tendons and collagen for skin.

11/18/2024

Supplement for Hand Osteoarthritis?

Does taking a combination of Boswellia extract, curcumin, MSM, and pine bark extract reduce pain or improve function and quality of life among people with hand osteoarthritis? Find out what a recent study showed in the Boswellia section of our Joint Health Supplements Review, which includes our Top Pick for boswellia.

Also see: Which supplements help with arthritis?

1/27/2025

Liver Concern With Provitalize

A CL member experienced elevated liver enzymes after taking Provitalize, a supplement promoted to help with menopausal weight gain and joint pain. Other cases have been reported. Get the details in our article about Provitalize.

Also see our Menopause Supplements Review and our take on other supplements promoted for menopause relief, including Happy Mammoth’s Hormone Harmony and The 'Pause Nutrition Supplements by Dr. Mary Claire Haver.

3/09/2026

Eggshell Membrane for Knee Pain

A new study tested whether eggshell membrane extract can ease pain and stiffness in knee osteoarthritis. See what researchers found in our Collagen Supplements Review, which includes our Top Picks among collagen supplements for joints.

3/09/2026

Collagen for Cellulite?

A recent study claims collagen "effectively reduces thigh cellulite." We take a critical look at the data in our Collagen Supplements Review, which includes our Top Pick collagen for skin (wrinkles) and for joints.

8/29/2025

Collagen for Wrinkles?

Does taking collagen reduce wrinkles or improve skin hydration and elasticity? Find out what a recent analysis concluded in the Aging skin and wrinkles section of our Collagen Supplements Review, which includes our Top Picks for collagen for skin and for joint pain.

11/24/2025

Collagen for Wrinkles?

Members of the skin care industry continue to criticize a study that found collagen not to reduce wrinkles. For details, see our Collagen Supplements Review, which includes our Top Pick collagen supplements for skin and for joints.

1/29/2026

Moringa for Joint Pain?

Can moringa leaf extract help with rheumatoid arthritis? Find out what a study showed in our article about moringa leaf supplements, which includes tips for choosing a moringa supplement.

4/06/2026

Krill Oil for Back, Hip, and Knee Pain?

Can krill oil ease chronic muscle and joint pain in older people? See what a new study found in our Fish Oil Supplements Review, which includes our Top Picks for fish oil and krill oil.

1/13/2013

Vitamin D and Knee Arthritis?

Can taking vitamin D reduce the pain and progression of osteoarthritis of the knee? A new study found no benefit for people who already had sufficient levels of vitamin D. In fact, these people needed more anti-inflammatory medication during the study than those given placebo. However, as seen in many other studies of vitamin D, people who entered the study deficient in vitamin D appeared to benefit from being given vitamin D, experiencing reduced pain. For more details, see the update in the Vitamin D Supplements Review, which includes our tests of vitamin D supplements. If you suffer from osteoarthritis of the knee or other joints, also read about glucosamine and chondroitin, as supplements with these ingredients may help. We have tested many of these products.